Chris Weekes
Technical Manager at Diffusion Alloys (UK) Ltd- Claim this Profile
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Bio
Experience
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Diffusion Alloys
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United Kingdom
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Mechanical Or Industrial Engineering
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1 - 100 Employee
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Technical Manager
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Jan 2020 - Present
• Managing the Technical Team (3 people) within a company that applies specialist coatings to metal parts (predominantly gas turbine blades) that offer increased resistance to heat and wear.• Liaising with the Production Manager to ensure that existing coating processes run smoothly and where required working with Engineering to troubleshoot, design and implement changes as part of continual process improvement.• Managing a portfolio of qualifications to ensure that new coatings are developed and approved within the required timescales.• Responsibility for responding to customer enquiries and taking escalations from the team – determining and recommending the best processes based on the needs and requirements of the substrate/ component.• Writing and advising on specifications for coatings for customers who do not have an existing specification to work to.• Regular meetings via conference calls with customers to review the status of new coating qualifications and specific quality problems.• Lead for the Quality Department when the Quality Manager is unavailable – evaluating defect findings and determining their acceptability – discussing with customers and determining corrective actions.• Liaising directly with the Managing Director on key contracts.• Providing technical guidance to the Accounts Manager for contracts and pricing for customers. This includes feasibility of process, operating conditions to meet customer specifications, masking requirements and timescales for work completion. • Reviewing and approving technical and qualification reports issued by the members of my team.• Project Manager for the development of new HVOF coatings on metal parts – ensuring that all steps and processes have been productionised prior to the coatings going into batch production. Show less
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Senior Technical Engineer
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May 2019 - Dec 2019
• Technical lead for the development of new HVOF coatings on metal parts (predominantly superalloy turbine blades) – ensuring that supplier specifications are met. • Technical lead for the acid stripping process – responsible for process improvements including the development of a new acid mix which halved the time taken to remove the coating whilst protecting the base metal.• Supervising other members of the technical team in testing and report writing.• Responsible for statistical analysis of coatings using minitab software.• Writing programs for the ABB robot that has the HVOF gun mounted on it ensuring that all areas of the part requiring coating are coated to the thickness specification supplied by the customer.• Participating in internal audits with the quality department. Show less
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Technical Engineer
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May 2016 - May 2019
• During qualifications having regular discussions directly with customers to feed back on progress of the projects either face to face or via conference call.• Collecting the analysis and data and then writing the qualification reports at the end of each stage of the qualification (first part and production lots). This is a detailed report covering coating quality, thickness, surface roughness and any additional parameters included in customers qualification requirements.• Providing technical support and troubleshooting to the production department for all processes (HVOF, aluminising, boronising, chromising, CVD and vacuum heat treatment) to ensure that processes and procedures run smoothly and any issues are dealt with swiftly to ensure minimal downtime.• Use of microscopy and SEM to verify coating quality and troubleshoot quality problems during both the qualification and production process• Writing works procedures & batch cards for all processes, heat treatment cycles for the vacuum furnace and technical reports Show less
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NSG Group
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Japan
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Glass, Ceramics and Concrete Manufacturing
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700 & Above Employee
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Technologist - Surface Analysis Team
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Jan 2016 - Apr 2016
I perform all of the processing and interpretation of XPS data and its writing up into technical reports for the European Technical Centre.
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Technologist - Surface analysis team
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May 2013 - Dec 2015
I am the main contact for the XPS instrument taking responsibility for running and processing sales, interpreting the results and reporting data back to customers in technical reports. I also have responsibility for the maintenance of the instrument. In addition I am one of three key users responsible for the running of samples on the ToF-SIMS instrument. The work mainly comprises depth profile compositional analysis to characterise thin film coatings on glass. However the analysis of surfaces and interfaces looking for both traces of contamination and the identification of faults in production samples is also performed. This involves collaboration with and feedback from other members of the analytical and production teams.Since May 2014 I have also been involved with the incubator group that investigates the use of new technology areas for the business. This has involved the collection of data from a variety of sources and compiling a full technical report on the advantage of the prospective technologies including suggestions for future development within the company in this area. The results were presented to senior management and colleagues at multiple meetings. This has lead to me becoming an active member of a team looking to implement one of these technologies at a research level. There has also been the opportunity to implement several lab scale experiments using our existing products to investigate applications in new technical areas. Show less
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Technologist - Chemical analysis team
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Dec 2008 - May 2013
This role provided all of the analytical support to the fire glazing team to help them progress their R&D projects. I also provided troubleshooting to manufacturing and after market sales to identify the route cause of problems. The major pieces of equipment used were FTIR, GC, thermal analysis (TGA and DSC), HPLC and also the use of wet chemistry techniques. The work involved close collaboration with customers to understand the problem and therefore enable the analysis and reports to be tailored to their specification. From December 2010 this role also incorporated working in the bubble analysis section. This involved the use of mass spectrometry to determine the composition of the gas in bubbles within the glass. The reported results were used to help identify and eliminate the cause of the problem to enable production to reach its optimal output. Show less
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GSK
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United Kingdom
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Pharmaceutical Manufacturing
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700 & Above Employee
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Analytical scientist
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Sep 2007 - Aug 2008
This was a placement for the final year of my degree and gave me an introduction to work within the pharmaceutical industry (to GMP) and practical experience in analytical techniques. My academic project during the placement was the development of a UHPLC method to improve the performance of existing HPLC methods. I provided analytical support to the synthetic chemists on three research projects. This involved the daily use of HPLC from sample preparation through tot he running and reporting of results. Some analysis was also performed using LC-MS, Gc and NMR. Method development was also frequently carried out on the HPLC and UHPLC. Show less
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Education
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University of York
MChem, Chemistry